diff --git a/app/main.cpp b/app/main.cpp
index 11d688047..dcea8759c 100644
--- a/app/main.cpp
+++ b/app/main.cpp
@@ -35,7 +35,7 @@ static int runQtApplication(int argc, char* argv[], qtwebapp::LoggerWithFile *lo
 */
 	QCoreApplication::setOrganizationName("f4exb");
 	QCoreApplication::setApplicationName("SDRangel");
-	QCoreApplication::setApplicationVersion("3.13.1");
+	QCoreApplication::setApplicationVersion("3.14.0");
 
 #if 1
 	qApp->setStyle(QStyleFactory::create("fusion"));
diff --git a/appsrv/main.cpp b/appsrv/main.cpp
index 03f1dabb5..235a11ff1 100644
--- a/appsrv/main.cpp
+++ b/appsrv/main.cpp
@@ -56,7 +56,7 @@ static int runQtApplication(int argc, char* argv[], qtwebapp::LoggerWithFile *lo
 
     QCoreApplication::setOrganizationName("f4exb");
     QCoreApplication::setApplicationName("SDRangelSrv");
-    QCoreApplication::setApplicationVersion("3.13.1");
+    QCoreApplication::setApplicationVersion("3.14.0");
 
     int catchSignals[] = {SIGQUIT, SIGINT, SIGTERM, SIGHUP};
     std::vector<int> vsig(catchSignals, catchSignals + sizeof(catchSignals) / sizeof(int));
diff --git a/debian/changelog b/debian/changelog
index 9846c9427..1aa85ad37 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+sdrangel (3.14.0-1) unstable; urgency=medium
+
+  * New audio devices management
+
+ -- Edouard Griffiths, F4EXB <f4exb06@gmail.com>  Sun, 1 Apr 2018 06:14:18 +0100
+
 sdrangel (3.13.1-1) unstable; urgency=medium
 
   * Web API: settings and report enry points for AM demod and AirspyHF
diff --git a/plugins/channelrx/demodam/amdemodplugin.cpp b/plugins/channelrx/demodam/amdemodplugin.cpp
index c3350a6aa..e293003cc 100644
--- a/plugins/channelrx/demodam/amdemodplugin.cpp
+++ b/plugins/channelrx/demodam/amdemodplugin.cpp
@@ -8,7 +8,7 @@
 
 const PluginDescriptor AMDemodPlugin::m_pluginDescriptor = {
 	QString("AM Demodulator"),
-	QString("3.13.1"),
+	QString("3.14.0"),
 	QString("(c) Edouard Griffiths, F4EXB"),
 	QString("https://github.com/f4exb/sdrangel"),
 	true,
diff --git a/plugins/channelrx/demodssb/ssbplugin.cpp b/plugins/channelrx/demodssb/ssbplugin.cpp
index c0c40dac6..07bf4b1d4 100644
--- a/plugins/channelrx/demodssb/ssbplugin.cpp
+++ b/plugins/channelrx/demodssb/ssbplugin.cpp
@@ -8,7 +8,7 @@
 
 const PluginDescriptor SSBPlugin::m_pluginDescriptor = {
 	QString("SSB Demodulator"),
-	QString("3.12.0"),
+	QString("3.14.0"),
 	QString("(c) Edouard Griffiths, F4EXB"),
 	QString("https://github.com/f4exb/sdrangel"),
 	true,
diff --git a/plugins/samplesource/airspyhf/airspyhfplugin.cpp b/plugins/samplesource/airspyhf/airspyhfplugin.cpp
index 4d4f29321..cb81e2874 100644
--- a/plugins/samplesource/airspyhf/airspyhfplugin.cpp
+++ b/plugins/samplesource/airspyhf/airspyhfplugin.cpp
@@ -27,7 +27,7 @@
 
 const PluginDescriptor AirspyHFPlugin::m_pluginDescriptor = {
 	QString("AirspyHF Input"),
-	QString("3.13.1"),
+	QString("3.14.0"),
 	QString("(c) Edouard Griffiths, F4EXB"),
 	QString("https://github.com/f4exb/sdrangel"),
 	true,
diff --git a/plugins/samplesource/airspyhf/readme.md b/plugins/samplesource/airspyhf/readme.md
index 158968bba..9e6c96c0f 100644
--- a/plugins/samplesource/airspyhf/readme.md
+++ b/plugins/samplesource/airspyhf/readme.md
@@ -62,7 +62,7 @@ Use this combo box to select the HF or VHF range. This will set the limits of th
   - HF: 9 kHz to 31 MHz
   - VHF: 60 to 260 MHz
 
-<h3>5: Device to hast sample rate</h3>
+<h3>5: Device to host sample rate</h3>
 
 This is the device to host sample rate in kilo samples per second (kS/s).
 
@@ -70,7 +70,7 @@ Although the combo box is there to present a choice of sample rates at present t
 
 <h3>6: Decimation factor</h3>
 
-The I/Q stream from the AirspyHF to host is downsampled by a power of two before being sent to the passband. Possible values are increasing powers of two: 1 (no decimation), 2, 4, 8, 16, 32, 64. When using audio channel plugins (AM, DSD, NFM, SSB...) please make sure that the sample rate is not less than 48 kHz (no decimation by 32 or 64).
+The I/Q stream from the AirspyHF to host is downsampled by a power of two before being sent to the passband. Possible values are increasing powers of two: 1 (no decimation), 2, 4, 8, 16, 32, 64. When using audio channel plugins (AM, DSD, NFM, SSB...) please make sure that the sample rate is not less than the audio sample rate.
 
 <h3>7: Transverter mode open dialog</h3>
 
diff --git a/plugins/samplesource/bladerfinput/bladerfinputgui.cpp b/plugins/samplesource/bladerfinput/bladerfinputgui.cpp
index 1ee1a2d54..c3b264b80 100644
--- a/plugins/samplesource/bladerfinput/bladerfinputgui.cpp
+++ b/plugins/samplesource/bladerfinput/bladerfinputgui.cpp
@@ -254,7 +254,7 @@ void BladerfInputGui::on_bandwidth_currentIndexChanged(int index)
 
 void BladerfInputGui::on_decim_currentIndexChanged(int index)
 {
-	if ((index <0) || (index > 5))
+	if ((index <0) || (index > 6))
 		return;
 	m_settings.m_log2Decim = index;
 	sendSettings();
diff --git a/plugins/samplesource/bladerfinput/bladerfinputgui.ui b/plugins/samplesource/bladerfinput/bladerfinputgui.ui
index 744d3e7cf..3d880f06f 100644
--- a/plugins/samplesource/bladerfinput/bladerfinputgui.ui
+++ b/plugins/samplesource/bladerfinput/bladerfinputgui.ui
@@ -35,16 +35,7 @@
    <property name="spacing">
     <number>3</number>
    </property>
-   <property name="leftMargin">
-    <number>2</number>
-   </property>
-   <property name="topMargin">
-    <number>2</number>
-   </property>
-   <property name="rightMargin">
-    <number>2</number>
-   </property>
-   <property name="bottomMargin">
+   <property name="margin">
     <number>2</number>
    </property>
    <item>
@@ -234,7 +225,7 @@
        <property name="toolTip">
         <string>XB200 board mode</string>
        </property>
-       <property name="currentText">
+       <property name="currentText" stdset="0">
         <string>None</string>
        </property>
        <property name="currentIndex">
@@ -379,7 +370,7 @@
         <string>Decimation factor</string>
        </property>
        <property name="currentIndex">
-        <number>3</number>
+        <number>0</number>
        </property>
        <item>
         <property name="text">
@@ -411,6 +402,11 @@
          <string>32</string>
         </property>
        </item>
+       <item>
+        <property name="text">
+         <string>64</string>
+        </property>
+       </item>
       </widget>
      </item>
     </layout>
diff --git a/plugins/samplesource/bladerfinput/bladerfinputplugin.cpp b/plugins/samplesource/bladerfinput/bladerfinputplugin.cpp
index 02a2ebd34..82c29131a 100644
--- a/plugins/samplesource/bladerfinput/bladerfinputplugin.cpp
+++ b/plugins/samplesource/bladerfinput/bladerfinputplugin.cpp
@@ -27,7 +27,7 @@
 
 const PluginDescriptor BlderfInputPlugin::m_pluginDescriptor = {
 	QString("BladeRF Input"),
-	QString("3.11.0"),
+	QString("3.14.0"),
 	QString("(c) Edouard Griffiths, F4EXB"),
 	QString("https://github.com/f4exb/sdrangel"),
 	true,
diff --git a/plugins/samplesource/bladerfinput/bladerfinputthread.cpp b/plugins/samplesource/bladerfinput/bladerfinputthread.cpp
index e0dec6855..ebe8de4fc 100644
--- a/plugins/samplesource/bladerfinput/bladerfinputthread.cpp
+++ b/plugins/samplesource/bladerfinput/bladerfinputthread.cpp
@@ -114,6 +114,9 @@ void BladerfInputThread::callback(const qint16* buf, qint32 len)
 			case 5:
 				m_decimators.decimate32_inf(&it, buf, len);
 				break;
+            case 6:
+                m_decimators.decimate64_inf(&it, buf, len);
+                break;
 			default:
 				break;
 			}
@@ -137,6 +140,9 @@ void BladerfInputThread::callback(const qint16* buf, qint32 len)
 			case 5:
 				m_decimators.decimate32_sup(&it, buf, len);
 				break;
+            case 6:
+                m_decimators.decimate64_sup(&it, buf, len);
+                break;
 			default:
 				break;
 			}
@@ -160,6 +166,9 @@ void BladerfInputThread::callback(const qint16* buf, qint32 len)
 			case 5:
 				m_decimators.decimate32_cen(&it, buf, len);
 				break;
+            case 6:
+                m_decimators.decimate64_cen(&it, buf, len);
+                break;
 			default:
 				break;
 			}
diff --git a/plugins/samplesource/bladerfinput/readme.md b/plugins/samplesource/bladerfinput/readme.md
index 5bc853e2b..c62f96997 100644
--- a/plugins/samplesource/bladerfinput/readme.md
+++ b/plugins/samplesource/bladerfinput/readme.md
@@ -66,7 +66,7 @@ Use the wheels to adjust the sample rate. Left click on a digit sets the cursor
 
 <h3>5: Decimation factor</h3>
 
-The I/Q stream from the BladeRF ADC is doensampled by a power of two before being sent to the passband. Possible values are increasing powers of two: 1 (no decimation), 2, 4, 8, 16, 32.
+The I/Q stream from the BladeRF ADC is doensampled by a power of two before being sent to the passband. Possible values are increasing powers of two: 1 (no decimation), 2, 4, 8, 16, 32, 64.
 
 <h3>6: Baseband center frequency position relative the the BladeRF Rx center frequency</h3>
 
diff --git a/plugins/samplesource/rtlsdr/readme.md b/plugins/samplesource/rtlsdr/readme.md
index 0e28d4efd..f74aa533d 100644
--- a/plugins/samplesource/rtlsdr/readme.md
+++ b/plugins/samplesource/rtlsdr/readme.md
@@ -100,7 +100,7 @@ Use the wheels to adjust the sample rate. Left click on a digit sets the cursor
 
 <h3>7: Decimation factor</h3>
 
-The I/Q stream from the RTLSDR ADC is doensampled by a power of two before being sent to the passband. Possible values are increasing powers of two: 1 (no decimation), 2, 4, 8, 16, 32.
+The I/Q stream from the RTLSDR ADC is doensampled by a power of two before being sent to the passband. Possible values are increasing powers of two: 1 (no decimation), 2, 4, 8, 16, 32, 64.
 
 <h3>8: Direct sampling mode</h3>
 
diff --git a/plugins/samplesource/rtlsdr/rtlsdrgui.cpp b/plugins/samplesource/rtlsdr/rtlsdrgui.cpp
index 7b97cc9c8..8b2c72963 100644
--- a/plugins/samplesource/rtlsdr/rtlsdrgui.cpp
+++ b/plugins/samplesource/rtlsdr/rtlsdrgui.cpp
@@ -277,7 +277,7 @@ void RTLSDRGui::on_centerFrequency_changed(quint64 value)
 
 void RTLSDRGui::on_decim_currentIndexChanged(int index)
 {
-	if ((index <0) || (index > 5))
+	if ((index <0) || (index > 6))
 	{
 		return;
 	}
diff --git a/plugins/samplesource/rtlsdr/rtlsdrgui.ui b/plugins/samplesource/rtlsdr/rtlsdrgui.ui
index 5cfd01cb9..2b9775381 100644
--- a/plugins/samplesource/rtlsdr/rtlsdrgui.ui
+++ b/plugins/samplesource/rtlsdr/rtlsdrgui.ui
@@ -35,16 +35,7 @@
    <property name="spacing">
     <number>3</number>
    </property>
-   <property name="leftMargin">
-    <number>2</number>
-   </property>
-   <property name="topMargin">
-    <number>2</number>
-   </property>
-   <property name="rightMargin">
-    <number>2</number>
-   </property>
-   <property name="bottomMargin">
+   <property name="margin">
     <number>2</number>
    </property>
    <item>
@@ -459,6 +450,11 @@
          <string>32</string>
         </property>
        </item>
+       <item>
+        <property name="text">
+         <string>64</string>
+        </property>
+       </item>
       </widget>
      </item>
     </layout>
diff --git a/plugins/samplesource/rtlsdr/rtlsdrplugin.cpp b/plugins/samplesource/rtlsdr/rtlsdrplugin.cpp
index bb75eb0ba..9188cbd27 100644
--- a/plugins/samplesource/rtlsdr/rtlsdrplugin.cpp
+++ b/plugins/samplesource/rtlsdr/rtlsdrplugin.cpp
@@ -14,7 +14,7 @@
 
 const PluginDescriptor RTLSDRPlugin::m_pluginDescriptor = {
 	QString("RTL-SDR Input"),
-	QString("3.13.1"),
+	QString("3.14.0"),
 	QString("(c) Edouard Griffiths, F4EXB"),
 	QString("https://github.com/f4exb/sdrangel"),
 	true,
diff --git a/plugins/samplesource/rtlsdr/rtlsdrthread.cpp b/plugins/samplesource/rtlsdr/rtlsdrthread.cpp
index 6c1ee8a17..7c00695a9 100644
--- a/plugins/samplesource/rtlsdr/rtlsdrthread.cpp
+++ b/plugins/samplesource/rtlsdr/rtlsdrthread.cpp
@@ -116,6 +116,9 @@ void RTLSDRThread::callback(const quint8* buf, qint32 len)
 				break;
             case 5:
                 m_decimators.decimate32_inf(&it, buf, len);
+                break;
+            case 6:
+                m_decimators.decimate64_inf(&it, buf, len);
                 break;
 			default:
 				break;
@@ -139,6 +142,9 @@ void RTLSDRThread::callback(const quint8* buf, qint32 len)
 				break;
             case 5:
                 m_decimators.decimate32_sup(&it, buf, len);
+                break;
+            case 6:
+                m_decimators.decimate64_sup(&it, buf, len);
                 break;
 			default:
 				break;
@@ -162,6 +168,9 @@ void RTLSDRThread::callback(const quint8* buf, qint32 len)
 				break;
             case 5:
                 m_decimators.decimate32_cen(&it, buf, len);
+                break;
+            case 6:
+                m_decimators.decimate64_cen(&it, buf, len);
                 break;
 			default:
 				break;